57982225

素因数分解:

$5^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 82468928

約数和(自身を除く): 24486703

約数列:

[1, 5, 7, 25, 35, 175, 421, 787, 2105, 2947, 3935, 5509, 10525, 14735, 19675, 27545, 73675, 137725, 331327, 1656635, 2319289, 8283175, 11596445, 57982225]

約数ペア:

[(1, 57982225), (5, 11596445), (7, 8283175), (25, 2319289), (35, 1656635), (175, 331327), (421, 137725), (787, 73675), (2105, 27545), (2947, 19675), (3935, 14735), (5509, 10525)]